{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002902},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002622","496:4960002227","496:4960003183","496:4960002769","496:4960001837","496:4960001714","496:4960002624","496:4960003045","496:4960002910","496:4960002774","496:4960002906","496:4960003871","496:4960003188","496:4960001355","496:4960001835","496:4960003612","496:4960002660","496:4960001247","496:4960003876","496:4960003868","496:4960005797","496:4960003739","496:4960003337","496:4960002095","496:4960007257"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.6764007964795186,0.6252931989508222,0.5154540329772103,0.5047909284471156,0.5012549648348255,0.5010226191532496,0.46152830717050863,0.4565435751957291,0.43046335413179637,0.421161649392019,0.40946343320690715,0.40827929911693867,0.405043890010061,0.4027826239341873,0.3994007001211402,0.39338982173706327,0.38951036973016206,0.3701454382787351,0.36215635660706386,0.3588183044345582,0.3546245667794678,0.3520709675971449,0.32345588806894127,0.3219191745732649,0.3122230711978755],"twin_dists":[0.11484451942445603,0.1258556317815237,0.1495201320261899,0.15185998253691477,0.15263876105154597,0.15268998659594232,0.1615057934461528,0.16263595908885348,0.16862621381059792,0.17079739989853596,0.17355699503736405,0.17383822936790133,0.1746084934357443,0.17514847136689912,0.17595861282001996,0.17740629118488338,0.17834607384268764,0.18310545857747368,0.1851045657103328,0.18594644589100953,0.18700984625215056,0.18766054591614492,0.19513117956753612,0.1955424004750356,0.1981628804290966],"n_dims_used":45,"mean_confidence":0.9424153645833333},"coverage":{"mean_confidence":0.9424153645833333,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}